When the GPU is running below its limitations, it can boost to a higher clock speed in order to give increased performance.
Gigabyte GeForce GTX 1080 Xtreme Gaming: 1936MHz
20. render output units (ROPs)
The ROPs are responsible for some of the final steps of the rendering process, writing the final pixel data to memory and carrying out other tasks such as anti-aliasing to improve the look of graphics.
Nvidia Quadro GV100: 128
21. has a HDMI output
Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.